What is the Least Common Multiple of 90020 and 90027?

Least common multiple or lowest common denominator (lcd) can be calculated in two way; with the LCM formula calculation of greatest common factor (GCF), or multiplying the prime factors with the highest exponent factor.

Least Common Multiple of 90020 and 90027 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 90020 and 90027, than apply into the LCM equation.

GCF(90020,90027) = 7
LCM(90020,90027) = ( 90020 × 90027) / 7
LCM(90020,90027) = 8104230540 / 7
LCM(90020,90027) = 1157747220

Least Common Multiple (LCM) of 90020 and 90027 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 90020 and 90027. First we will calculate the prime factors of 90020 and 90027.

Prime Factorization of 90020

Prime Factorization of 90027

Now multiplying the highest exponent prime factors to calculate the LCM of 90020 and 90027.

LCM(90020,90027) = 2² × 5¹ × 7¹ × 643¹ × 3² × 1429¹
LCM(90020,90027) = 1157747220